139981260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{80449}}^1$

素因数の和:80490

約数の個数: 48

約数和(自身を含む): 405468000

約数和(自身を除く): 265486740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 80449, 160898, 241347, 321796, 402245, 482694, 804490, 965388, 1206735, 1608980, 2333021, 2413470, 4666042, 4826940, 6999063, 9332084, 11665105, 13998126, 23330210, 27996252, 34995315, 46660420, 69990630, 139981260]

約数ペア:

[(1, 139981260), (2, 69990630), (3, 46660420), (4, 34995315), (5, 27996252), (6, 23330210), (10, 13998126), (12, 11665105), (15, 9332084), (20, 6999063), (29, 4826940), (30, 4666042), (58, 2413470), (60, 2333021), (87, 1608980), (116, 1206735), (145, 965388), (174, 804490), (290, 482694), (348, 402245), (435, 321796), (580, 241347), (870, 160898), (1740, 80449)]